| details |
Middle Jurassic |
|
USSR(Yakut ASSR) |
Bolkhovitina,N.A. Spore-pollen complexes from the Mesozoic deposits of the Vilyuy Basin and their importance for stratigraphy. |
1959 |
| details |
Middle Jurassic |
|
USSR(Yakut ASSR) |
Bobrov,A.K. The geological make-up of Yakuts ASSR and its oil gas potential. (In: Geological Symposium #5) |
1960 |
| details |
Aalenian |
Bajocian |
USSR(Uzbek SSR) |
Barkhatnaya,I.N. et al. Spore-pollen characteristics of Jurassic deposits, Western Uzbekistan. (In: Fossil Spores and Pollen of Plants and their Significance for their Stratigraphic Subdivivision of Oil and Gas Bearing Series of Precambrian, Paleozoic and Mesozoic rocks in the European and Central Asian Regions of the USSR. S.V.Semikhatovoi, V.P.Grichuka, and K.A.Bolkhovitina, editors) |
1967 |
| details |
Bajocian |
|
USSR(Uzbek SSR) |
Barash,B.I. et al. Stratigraphy of Jurassic deposits of Pitnyak Region |
1970 |
| details |
Nd |
|
Nd |
Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. |
1995 |
| details |
Aptian |
Albian |
USSR(Yakut ASSR) |
Balabanova,T.F. On the size of the Khatyryksk Suite, Central Yakut. (In: Collected geological Article #8) |
1963 |
| details |
Aalenian |
|
USSR(Kazakh SSR) |
Aliev,M.M. et al. Biostratigraphic separation of Lower and Middle Jurassic deposits of the Steppe Manghyshlak. (In: Sporen and Pollen in Oils and Deposits of Oil and Gas-Bearing Regions of the USSR.) |
1971 |
| details |
Bajocian |
|
USSR(Kazakh SSR) |
Aliev,M.M. et al. Biostratigraphic separation of Lower and Middle Jurassic deposits of the Steppe Manghyshlak. (In: Sporen and Pollen in Oils and Deposits of Oil and Gas-Bearing Regions of the USSR.) |
1971 |
| details |
Aalenian |
|
USSR(Kazakh SSR) |
Alekseeva,V.I. Stratigraphy and palynocomplexes of Jurassic deposits of the eastern Pre-Caspian Depression |
1983 |